<template>
  <div class="container">
    <!-- header -->
    <mt-header fixed title="vue项目">
      <span slot="left" @click="goback" v-show="flag">
        <mt-button icon="back">返回</mt-button>
      </span>
    </mt-header>
    <!-- router-view -->
    <transition>
      <router-view></router-view>
    </transition>
    <!-- tabbar -->
    <nav class="mui-bar mui-bar-tab">
      <router-link class="mui-tab-item1" to="/home">
        <span class="mui-icon mui-icon-home"></span>
        <span class="mui-tab-label">首页</span>
      </router-link>
      <router-link class="mui-tab-item1" to="/member">
        <span class="mui-icon mui-icon-contact"></span>
        <span class="mui-tab-label">会员</span>
      </router-link>
      <router-link class="mui-tab-item1" to="/cart">
        <span class="mui-icon mui-icon-extra mui-icon-extra-cart">
          <span class="mui-badge" id="badge">{{ $store.getters.getAllCount }}</span>
        </span>
        <span class="mui-tab-label">购物车</span>
      </router-link>
      <router-link class="mui-tab-item1" to="/search">
        <span class="mui-icon mui-icon-search"></span>
        <span class="mui-tab-label">搜索</span>
      </router-link>
    </nav>
  </div>
</template>
<script>
export default {
  created() {
    this.flag = this.$route.path === "/home" ? false : true;
    console.log(this.$route.path)
     console.log(this.$route.params)
  },
  data() {
    return {
      flag: false
    };
  },
  methods: {
    goback() {
      this.$router.go(-1);
    }
  },
  watch: {
    "$route.path": function(newVal) {
      if (newVal === "/home") {
        this.flag = false;
      } else {
        this.flag = true;
      }
    }
  }
};
</script>
<style lang="scss" scoped>
.container {
  .mint-header {
    z-index: 999;
  }
  padding-top: 40px;
  padding-bottom: 50px;
  overflow-x: hidden; //去除滚动条
  // 这里修改.mui-tab-item1是为了解决更改
  // http://localhost:3000/#/home/photos中组件横向滚动后出现了底部tab栏移动不了的问题 这个问题是mui组件内部样式写的不好的原因
  .mui-bar-tab .mui-tab-item1.mui-active {
    color: #007aff;
  }
  .mui-bar-tab .mui-tab-item1 {
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
  }
  .mui-bar-tab .mui-tab-item1 .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
  }
  .mui-bar-tab .mui-tab-item1 .mui-icon ~ .mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}
.v-enter {
  opacity: 0;
  transform: translateX(100%);
}
.v-leave-to {
  opacity: 0;
  transform: translateX(-100%);
  position: absolute;
}
.v-enter-active,
.v-leave-active {
  transition: all 0.5s linear;
}
</style>
